Arigid, 2.50 l bottle contains 0.458 mol he. the pressure of the gas inside the bottle is 1.83 atm. if 0.713 mol ar is added to the bottle and the pressure increases to 2.05 atm, what is the change in temperature of the gas mixture? use the correct number of significant digits. the initial temperature of the gas is

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?